Home / 159,890.97-239,817.35-124,387.73

Finding the Fourth Proportional to 159,890.97, 239,817.35 and 124,387.73

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Solution

The fourth proportional to 159,890.97, 239,817.35 and 124,387.73 is: 186,566.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,890.97 : 239,817.35 = 124,387.73 : x
  2. Step 2: Convert to fraction form
    159,890.97/239,817.35 = 124,387.73/x
  3. Step 3: Cross multiply
    159,890.97x = 239,817.35 × 124,387.73
  4. Step 4: Simplify right side
    159,890.97x = 29,830,335,781.12
  5. Step 5: Solve for x
    x = 29,830,335,781.12/159,890.97
  6. Step 6: Final answer
    x = 186,566.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.